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2.5.2 To Stop Engine
If engine is started from main pump controller use
main pump controller to stop the engine.
If engine is started from engine gauge panel: Return
MODE SELECTOR switch to
AUTOMATIC/MANUAL STOP position, engine
will stop. Close cooling system manual by-pass
valve if opened.
IMPORTANT: DO NOT leave the MODE
SELECTOR switch in the MANUAL RUN position
during AUTOMATIC operation. (The controller
will be unable to stop the engine and DAMAGE
MAY RESULT).
2.5.3 Emergency Stop Instructions
If energized to stop solenoid fails, you will NOT be
able to stop the engine from the instrument control
panel or fire pump controller. Use the emergency
stop lever to choke off fuel supply and shut the
engine down.
DP6H & DQ6H engine models: The emergency stop
lever is located on the right side (same side as
instrument panel) of the engine on the fuel injection
pump. To stop the engine, rotate the emergency stop
lever clockwise until it stops (see Figure #10A).
Continue to hold lever in “STOP” position until
engine comes to a complete stop.
DR8H & DS0H engine models: The emergency stop
lever is located near the front of the engine. To stop
the engine rotate the emergency stop lever until it
stops. Continue to hold lever in “STOP” position
until engine comes to a complete stop.
DT2H engine models: If energized to stop solenoid
fails, you will NOT be able to stop the engine from
the instrument control panel or fire pump controller.
This solenoid is located on the left side (opposite side
of instrument panel) of the engine towards the front.
To stop the engine, rotate the emergency stop lever
counter-clockwise until the solenoid plunger is
completely depressed (see Figure #10B). Continue
to hold lever in “STOP” position until engine comes
to a complete stop.
Figure #10A
Figure #10B
2.6 WEEKLY TEST
An experienced operator should always be present
during the weekly test.
NOTE: This engine is designed to operate at rated
load conditions. For testing purposes the engine can
be run at lower load (lower flow) conditions.
Running times in any one period should not exceed
30 minutes maximum.
Before starting the engine make sure of the
following:
1) The operator has free access to stop the
engine in an emergency.
2) The plant room ventilation ducts are open
and the engine has good access for air.
3) All the guards are in position and, if not, for
whatever reason, any rotating parts will be
free and clear without restriction.
4) Battery covers are in place and there is
nothing on top of or touching the engine,
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